423424312303 has 2 divisors, whose sum is σ = 423424312304. Its totient is φ = 423424312302.

The previous prime is 423424312271. The next prime is 423424312351. The reversal of 423424312303 is 303213424324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423424312303 - 2⁵ = 423424312271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423424312903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211712156151 + 211712156152.

It is an arithmetic number, because the mean of its divisors is an integer number (211712156152).

Almost surely, 2^423424312303 is an apocalyptic number.

423424312303 is a deficient number, since it is larger than the sum of its proper divisors (1).

423424312303 is an equidigital number, since it uses as much as digits as its factorization.

423424312303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 423424312303 its reverse (303213424324), we get a palindrome (726637736627).

The spelling of 423424312303 in words is "four hundred twenty-three billion, four hundred twenty-four million, three hundred twelve thousand, three hundred three".